How many movies have Takao Nakano and Yōsuke Yafune collaborated on?

They have worked on 4 movies together! Their first movie together was Ultraman Ginga S the Movie: Showdown! The 10 Ultra Warriors! (2015) while their highest rated movie together was Ultraman R/B The Movie: Select! The Crystal of Bond (2019). They are most known for their action films together.